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Test Bank For Management Information Systems Managing The Digital Firm 17th Edition Kenneth C. Laudon, Jane P. Laudon
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Voorbeeld van de inhoud
MULTIPLE CHOICE. Choose the one alternative that best completes the statement oranswers the question.
Management Information Systems, Managing the digital firm, 13th edition - Laudon & Laudon
1) Which type of infrastructure services provides voice and video connectivity to
employees, customers, and suppliers?
A) VoIP
B) networking
C) telecommunications
D) telephone
2) A client computer networked to a server computer, with processing split between the
two types of machines, is called a(n)
A) multi-tiered client/server architecture.
B) service-oriented architecture.
C) on-demand architecture.
D) two-tiered client/server architecture.
3) Interpretations of Moore's law assert that
A) computing power doubles every 18 months.
B) data storage costs decrease by 50% every 18 months.
C) transistors decrease in size 50% every two years.
D) none of the above.
4) Which model can be used to analyze the direct and indirect costs to help firms
determine the actual cost of specific technology implementations?
A) total cost of ownership
B) cost-benefit analysis
C) breakeven point
D) return on investment
5) A DBMS reduces data redundancy and inconsistency by
A) enforcing referential integrity.
B) minimizing isolated files with repeated data.
C) utilizing a data dictionary.
D) uncoupling program and data.
6) The confusion created by ________ makes it difficult for companies to create customer
relationship management, supply chain management, or enterprise systems that
integrate data from different sources.
A) data independence
B) batch processing
C) online processing
D) data redundancy
Exam-EFM2& EHM2 - cover page format, Apr 2015
, 7) The data dictionary serves as an important data management tool by
A) creating an inventory of the data elements contained in the database.
B) presenting data as end users or business specialists would perceive them.
C) maintaining data in updated form.
D) assigning attributes to the data.
8) Which common database challenge is illustrated by a person receiving multiple copies
of an L.L. Bean catalog, each addressed to a slightly different variation of his or her full
name?
A) data redundancy
B) data inconsistency
C) data normalization
D) data accuracy
9) The telephone system is an example of a ________ network.
A) packet-switched
B) wireless
C) peer-to-peer
D) circuit-switched
10) A network that covers entire geographical regions is most commonly referred to as a(n)
A) peer-to-peer network.
B) local area network.
C) intranet.
D) wide area network.
11) A VPN
A) is an Internet-based service for delivering voice communications.
B) provides secure, encrypted communications using Telnet.
C) is an encrypted private network configured within a public network.
D) is more expensive than a dedicated network.
12) Bandwidth is the
A) number of cycles per second that can be sent through a medium.
B) difference between the highest and lowest frequencies that can be accommodated on a
single channel.
C) total number of bytes that can be sent through a medium per second.
D) number of frequencies that can be broadcast through a medium.
13) ________ refers to all of the methods, policies, and organizational procedures that
ensure the safety of the organization's assets, the accuracy and reliability of its
accounting records, and operational adherence to management standards.
A) "Controls"
B) "Legacy systems"
C) "Vulnerabilities"
D) "SSID standards"
14) Sniffing is a security challenge that is most likely to occur in which of the following points
of a corporate network?
A) internal corporate back-end system
B) client computer
C) communications lines
D) corporate servers
Exam-EFM2& EHM2 - cover page format, Apr 2015
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